8"W X 6"H [Duct Opening] Aluminum Double Deflection Adjustable Air Supply HVAC Diffuser - [Outer Dimensions: 9.6"W X 7.6"H] Adjustable Return Ideal for Walls & Ceilings:

Ideal for Walls & Ceilings: Designed for seamless installation in standard 12" X 8" duct openings

actual front end outer dimensions are approximately 9

+ Product Details Size - 24"w X 4"h is the size for the duct opening measurement only

4" X 10" Is The Size For The Duct Opening (floor/vent hole) Measurement Only

actual front end outer dimensions are approximately 42 5/8" width X 12 5/8" height -

8"W X 6"H [Duct Opening] Aluminum Double Deflection Adjustable Air Supply HVAC Diffuser - [Outer Dimensions: 9.6"W X 7.6"H] Adjustable Return Ideal for Walls & Ceilings:+ Product Details Size 8"w X 6"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9. 6" width X 7. 6" height. Design Full Control Vertical Horizontal Air flow Direction. Horizontal blades in the front, Vertical blades in the back, both individually adjustable. High Quality Aluminum The premium durable aluminum will never rust and it will never wear through leaving the material with an elegant,